Heat Advisory issued September 18 at 11:07PM CDT until September 20 at 7:00PM CDT by NWS Nashville TN

**Heat Advisory issued September 18 at 11:07PM CDT until September 20 at 7:00PM CDT by NWS Nashville TN**

* WHAT...Heat index values up to 108 expected.

* WHERE...Across Middle Tennessee.

* WHEN...Until 7 PM CDT Sunday.

* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

**What You Should Do:**

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

**Alert Details:**

- **Severity:** Moderate

- **Urgency:** Expected

- **Issued by:** NWS Nashville TN

- **Effective:** Sep 18, 2026 11:07 PM UTC

- **Expires:** Sep 20, 2026 12:00 AM UTC

*This alert was automatically distributed from the National Weather Service via the IPAWS All-Hazards Information Feed.*